Home / 28,792.23-43,090.80-17,705.94

Finding the Fourth Proportional to 28,792.23, 43,090.80 and 17,705.94

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Solution

The fourth proportional to 28,792.23, 43,090.80 and 17,705.94 is: 26,498.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.23 : 43,090.80 = 17,705.94 : x
  2. Step 2: Convert to fraction form
    28,792.23/43,090.80 = 17,705.94/x
  3. Step 3: Cross multiply
    28,792.23x = 43,090.80 × 17,705.94
  4. Step 4: Simplify right side
    28,792.23x = 762,963,119.35
  5. Step 5: Solve for x
    x = 762,963,119.35/28,792.23
  6. Step 6: Final answer
    x = 26,498.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.